* [PATCH v2] staging: sm750fb: Make variable read only after initialization.
@ 2016-10-18 22:06 Elise Lennion
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From: Elise Lennion @ 2016-10-18 22:06 UTC (permalink / raw)
To: sudipm.mukherjee, teddy.wang, gregkh, outreachy-kernel
Use __ro_after_init to protect variable, initialized in several steps,
from overwrite during runtime.
Signed-off-by: Elise Lennion <elise.lennion@gmail.com>
---
v2: Changed position of __ro_after_init in the same declaration.
drivers/staging/sm750fb/sm750.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c
index 0663ec0..9a49907 100644
--- a/drivers/staging/sm750fb/sm750.c
+++ b/drivers/staging/sm750fb/sm750.c
@@ -719,7 +719,7 @@ static int sm750fb_set_drv(struct lynxfb_par *par)
return ret;
}
-static struct fb_ops lynxfb_ops = {
+static struct fb_ops lynxfb_ops __ro_after_init = {
.owner = THIS_MODULE,
.fb_check_var = lynxfb_ops_check_var,
.fb_set_par = lynxfb_ops_set_par,
--
2.7.4
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2016-10-18 22:06 [PATCH v2] staging: sm750fb: Make variable read only after initialization Elise Lennion
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